1279702405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 1624686336

約数和(自身を除く): 344983931

約数列:

[1, 5, 23, 115, 163, 233, 293, 815, 1165, 1465, 3749, 5359, 6739, 18745, 26795, 33695, 37979, 47759, 68269, 189895, 238795, 341345, 873517, 1098457, 1570187, 4367585, 5492285, 7850935, 11127847, 55639235, 255940481, 1279702405]

約数ペア:

[(1, 1279702405), (5, 255940481), (23, 55639235), (115, 11127847), (163, 7850935), (233, 5492285), (293, 4367585), (815, 1570187), (1165, 1098457), (1465, 873517), (3749, 341345), (5359, 238795), (6739, 189895), (18745, 68269), (26795, 47759), (33695, 37979)]